Featherlight Payments is a lot more than a catchy slogan: as of today, you can use Feathercoin to send money to your friends on Telegram, Slack or Discord. Here is the announcement:

https://medium.com/feathercoin/making-featherlight-payments-on-telegram-and-slack-f5c6458aad11

(The service is provided by a small startup in Germany, pretty cool stuff!)